Home / 3,198,939.47-4,798,409.21-1,069,023.59

Finding the Fourth Proportional to 3,198,939.47, 4,798,409.21 and 1,069,023.59

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Solution

The fourth proportional to 3,198,939.47, 4,798,409.21 and 1,069,023.59 is: 1,603,535.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,198,939.47 : 4,798,409.21 = 1,069,023.59 : x
  2. Step 2: Convert to fraction form
    3,198,939.47/4,798,409.21 = 1,069,023.59/x
  3. Step 3: Cross multiply
    3,198,939.47x = 4,798,409.21 × 1,069,023.59
  4. Step 4: Simplify right side
    3,198,939.47x = 5,129,612,610,626.10
  5. Step 5: Solve for x
    x = 5,129,612,610,626.10/3,198,939.47
  6. Step 6: Final answer
    x = 1,603,535.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.